Originally designed in 1942, the Projector, Infantry, Anti-Tank was a workhorse British anti-tank weapon into the 1950s, using a heavy duty firing rod mechanism to launcher a booster-cartridge equipped shaped-charged 115 yards as a direct fire weapon or 350 yards as an indirect fire ersatz mortar. Folding post front and three-peep rear sights, with an open-topped 9 1/2" long "shelf" in lieu of a conventional barrel, clamp-on adjustable monopod, dual canvas shoulder straps and a canvas covered buttpad.